{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894277,-0.447515,0.000000,0.000000,0.285224,-0.569968,0.770573,0.000000,-0.343899,0.687221,0.639891,0.000000,-2196449.635813,4389206.668249,4059561.336822,1],    "boundingVolume": {    "region": [2.034714,0.694295,2.034847,0.694419,0.000000,38.229414]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/11_1170100.b3dm"}}}